ITRF2008 to ITRF2014 (1)
EPSG:7790±0.01 m- Method:
- Time-dependent Position Vector tfm (geocentric)
- Area of use:
- World
- Scope:
- Geodesy.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | -1.6 | millimetre |
| Y-axis translation(ty) | -1.9 | millimetre |
| Z-axis translation(tz) | -2.4 | millimetre |
| X-axis rotation(rx) | 0 | milliarc-second |
| Y-axis rotation(ry) | 0 | milliarc-second |
| Z-axis rotation(rz) | 0 | milliarc-second |
| Scale difference(ds) | 0.02 | parts per billion |
| rate tx | 0 | millimetres per year |
| rate ty | 0 | millimetres per year |
| rate tz | 0.1 | millimetres per year |
| rate rx | 0 | milliarc-seconds per year |
| rate ry | 0 | milliarc-seconds per year |
| rate rz | 0 | milliarc-seconds per year |
| rate ds | -0.03 | parts per billion per year |
| epoch | 2010 | year |
Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Estimated using 127 stations at 125 sites.